Dental device



FIG. 1 is a perspective view of the dental device showing our new design;

FIG. 2 is a right view thereof;

FIG. 3 is a left view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a back view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken line shown the circle shape in FIG. 7 represent portions of the dental device that form no part of the claimed design. 

The ornamental design for a dental device, as shown and described. 